Grades Explanation for "Disk IO Performance"

Test results backing the grade

The Disk IO Performance grade is calculated based on the following
test result metrics. Each line in the table includes the best, worst, mean and median
results from all tested plans from all providers as
well as the result for this particular trial.

The grade is determined based on the metric value in this trial
compared with the same metric in all other provider plan trials
and it is shown next to the metric in ().